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Minehillite Mineral Data + |
General Minehillite Information |
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| (K,Na)2-3Ca28(Zn4Al4Si40)O112(OH)16 | |||
| Molecular Weight = 4,786.44 gm | |||
| Potassium 1.55 % K 1.87 % K2O | |||
| Sodium 0.14 % Na 0.19 % Na2O | |||
| Calcium 23.03 % Ca 32.22 % CaO | |||
| Magnesium 0.05 % Mg 0.08 % MgO | |||
| Manganese 0.11 % Mn 0.15 % MnO | |||
| Aluminum 2.48 % Al 4.69 % Al2O3 | |||
| Zinc 6.56 % Zn 8.16 % ZnO | |||
| Iron 0.12 % Fe 0.15 % FeO | |||
| Silicon 23.12 % Si 49.46 % SiO2 | |||
| Hydrogen 0.32 % H 2.86 % H2O | |||
| Oxygen 42.52 % O | |||
| ______ ______ | |||
| 100.00 % 99.83 % = TOTAL OXIDE | |||
| K1.9Na0.3Fe2+0.1Mg0.1Mn2+0.1Ca27.5Zn4.8Al4.4Si39.4O112(OH)15.2 | |||
| Secondary low-temperature mineral found in a metamorphosed stratiform zinc deposit. | |||
| Approved IMA 1984 | |||
| Mine Hill at Franklin, Sussex County, New Jersey, USA. Link to MinDat.org Location Data. | |||
| Named for the locality. | |||
| ICSD 79739 | |||
| PDF 38-371 | |||
Minehillite Image | |||
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Minehillite Crystallography |
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| a:c = 1:3.40523 | |||
| a = 9.777, c = 33.293, Z = 1; V = 2,756.10 Den(Calc)= 2.88 | |||
| HexagonalSpace Group: P 63/mmm, P 62c, or P 63mc | |||
| By Intensity(I/Io): 2.764(1), 1.847(0.9), 16.1(0.7), | |||
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Mouse |
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Physical Properties of Minehillite |
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| [0001] Perfect | |||
| Colorless, Gray white, Grayish black, White. | |||
| 2.93 | |||
| Transparent | |||
| Platy - Sheet forms (e.g. micas). | |||
| 4 - Fluorite | |||
| Fluorescent, Short UV=dull violet, Long UV=dull violet. | |||
| Vitreous - Pearly | |||
| white | |||
Optical Properties of Minehillite |
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| CI meas= 0.005 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= -0.013 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2102,KPDmeas= 0.2067,KC= 0.2076 |
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| Uniaxial (-), e=1.604, w=1.607, bire=0.0030. | |||
Calculated Properties of Minehillite |
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relectron=2.92 gm/cc |
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| Fermion Index = 0.01407 Boson Index = 0.98593 |
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PEMinehillite = 7.17 barns/electron |
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| GRapi = 22.27 (Gamma Ray American Petroleum Institute Units) Estimated Radioactivity from Minehillite |
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Minehillite Classification |
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| 73.2.2b.1 (73)Phyllosilicate Condensed Tetrahedral Sheets | |||
| (73.2)with double and single layers | |||
| (73.2.2b)Reyerite group (Minehillite Subgroup) | |||
| VIII/H.34-10 VIII - Silicates | |||
| VIII/H - Phyllosilicates (layered) Mica minerals with other simple layers, [Si6O15]6- and others | |||
| VIII/H.34 - Gyrolite series | |||
Other Minehillite Information |
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| NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Minehillite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 - Franklin Minerals(Dunn) 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (MinSocAm) 8 -Handbook of Mineralogy (UofA) 9 -MinDAT 10 -MinMax(Deutsch) 11 -MinMax(English) 12 -Mineralienatlas (Deutsch) 13 -QUT Mineral Atlas 14 - WWW-MINCRYST 15 -École des Mines de Paris Search for Minehillite using: Visit our Advertisers for Minehillite : Translate Minehillite Mineral Data : Ask about Minehillite here : Print or Cut-and-Paste your Minehillite Specimen Label here :
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